30658820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{90173}}^1$

素因数の和:90199

約数の個数: 24

約数和(自身を含む): 68171544

約数和(自身を除く): 37512724

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 90173, 180346, 360692, 450865, 901730, 1532941, 1803460, 3065882, 6131764, 7664705, 15329410, 30658820]

約数ペア:

[(1, 30658820), (2, 15329410), (4, 7664705), (5, 6131764), (10, 3065882), (17, 1803460), (20, 1532941), (34, 901730), (68, 450865), (85, 360692), (170, 180346), (340, 90173)]